Hector Lopez Perez, MD
NPI 1821058504 · Specialist · Arecibo, PR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hector Lopez Perez, MD is a Specialist provider in Arecibo, PR (NPI 1821058504).
Provider details
- NPI number
- 1821058504
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12219 (PR)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 303 | 129 |
| Atorvastatin Calcium | 249 | 106 |
| Pantoprazole Sodium | 192 | 87 |
| Famotidine | 177 | 83 |
| Metformin Hcl | 158 | 59 |
| Clonazepam | 152 | 27 |
| Simvastatin | 139 | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$45 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-25
- Last updated
- 2010-12-15
Frequently asked questions
- What is Hector Lopez Perez's NPI number?
- Hector Lopez Perez's National Provider Identifier (NPI) is 1821058504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hector Lopez Perez's specialty?
- Hector Lopez Perez is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Hector Lopez Perez located?
- Hector Lopez Perez's practice location on file with NPPES is 55 Calle Morell Campos, Arecibo, PR 00612-4317.
- What is Hector Lopez Perez's phone number?
- The practice phone number listed in the NPPES registry for Hector Lopez Perez is (787) 816-8472.
- Does Hector Lopez Perez accept Medicare?
- Hector Lopez Perez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hector Lopez Perez's NPI active?
- Yes — Hector Lopez Perez's NPI (1821058504) is active in the NPPES registry as of the last update on 2010-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.